| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Da, Haidong (大庄) | 811100 |
| Postal/ZIP Codes in Muchang, Haidong (木场村) | 811100 |
| Postal/ZIP Codes in Suotong, Haidong (索通村) | 811100 |
| Postal/ZIP Codes in Tashapo, Haidong (塔沙坡村) | 811100 |
| Postal/ZIP Codes in Zhuantang, Haidong (专堂村) | 811100 |